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Table 1 Baseline characteristics of study subjects (N = 47)

From: Duration of colonization with and risk factors for prolonged carriage of multidrug resistant organisms among residents in long-term care facilities

Variable N (%) Duration of colonization, (Mean ± SD), days Duration of colonization, (Median(Range)), days
Total 47(100) 94.6 ± 75.6 72(4–407)
Subjects who died before decolonization 8(17.0)   
Age, y 83.9  ± 7.8   
Gender, N(%)
 Men 27(57.4) 92.7 ± 85.9 63(14–107)
 Women 20(42.6) 97.2 ± 61.2 75(4–263)
Origin of case, N(%)
 Hospital 37(78.7) 96.0 ± 62.8 72(32–314)
 Long term care facility 10(21.3) 89.6 ± 115.9 59.5(4–407)
Type of indwelling devices, N(%)
 Nasogastric tube 32(68.1) 97.7 ± 86.5 72(14–107)
 Foley catheter 22(46.8) 71.1 ± 44.6 62(4–158)
 Tracheostomy 8(17.0) 116.8 ± 121.2 70.5(32–407)
Type of MDROs, N(%)
 VRE 21(44.7) 108.1 ± 72.7 80(35–314)
 MRSA 6(12.8) 100.0 ± 61.5 111(4–158)
 MDRAB 7(14.9) 111.1 ± 137.6 48(14–107)
 CRGNB 13(27.7) 61.4 ± 19.5 60(31–111)
Barthel index score before isolation 6.4 ± 20.2   
Barthel index score after isolation 5.1 ± 17.3   
Charlson comorbidity index score 5.8 ± 2.5   
Underlying comorbidity, N(%)
 Dementia 43(91.5) 96.8 ± 77.5 72(14–107)
 Cerebrovascular disease 33(70.2) 85.9 ± 67.7 62(4–314)
 Cardiovascular diseases 25(53.2) 103.6 ± 72.2 74(4–314)
 Chronic lung disease 21(44.7) 82.0 ± 80.9 61(14–407)
 Moderate or severe renal disease 21(44.7) 85.9 ± 67.7 72(4–407)
 Diabetes mellitus 21(44.7) 99.8 ± 62.5 78(4–314)
 Peptic ulcer disease 18(38.3) 93.7 ± 99.3 59(14–407)
 Cancer 7(14.9) 148.1 ± 118.4 128(72–407)
 Moderate or severe liver disease 4(8.5) 88.3 ± 30.6 77(66–133)
  1. MDROs multiple drug resistant organisms; VRE vancomycin-resistant enterococci; MRSA methicillin-resistant Staphylococcus aureus; MDRAB multidrug-resistant Acinetobacter baumannii; CRGNB Carbapenem-resistant gram-negative bacilli